* i386.md (xorqi_1_slp, xorqi_2_slp): New patterns.
+2002-06-16 Aldy Hernandez <aldyh@redhat.com>
+
+ * gcc.c-torture/execute/simd-1.c: New.
+
+ * gcc.dg/simd-1.c: New.
+
+ * doc/extend.texi (Vector Extensions): Document that we can
+ specify simd types not specifically supported by the hardware.
+ Document that simd types can be used as function arguments.
+ Document that signness does make a difference in SIMD types.
+ Misc cleanups and revisions to the vector extensions section.
+
+ * simplify-rtx.c (simplify_subreg): Simplify subregs of vector
+ constants.
+
+ * expr.c (vector_mode_valid_p): New.
+
+ * expr.h: Add vector_mode_valid_p.
+
+ * defaults.h (VECTOR_MODE_SUPPORTED_P): Set default.
+
+ * c-common.c (type_for_mode): Always build vector nodes regardless
+ of VECTOR_MODE_SUPPORTED_P.
+ (handle_mode_attribute): Error if we can't emulate a nonexisting
+ vector mode.
+ (handle_vector_size_attribute): Same.
+
+ * optabs.c (expand_binop): Open-code vector operations.
+ (expand_unop): Open-code vector unops.
+ (expand_vector_binop): New.
+ (expand_vector_unop): New.
+
+ * c-typeck.c (build_binary_op): Allow vectors in binops.
+ Allow vectors in conditional operatiors.
+ (build_unary_op): Allow vectors in unary minus.
+
+ * config/rs6000/rs6000.h (ALTIVEC_VECTOR_MODE): Conditionalize on
+ TARGET_ALTIVEC.
+
2002-05-20 Richard Henderson <rth@redhat.com>
* c-common.c (c_common_get_alias_set): Correctly handle characters.